diff --git a/sequential/linkedlist.hpp b/sequential/linkedlist.hpp
index 96d4869..5b8775e 100644
--- a/sequential/linkedlist.hpp
+++ b/sequential/linkedlist.hpp
@@ -20,7 +20,7 @@ struct Node
 template<class T>
 class List
 {
-protected:
+private:
 	std::unique_ptr<Node<T>> root;
 	Node<T> * tailPtr;
 	std::size_t size;
diff --git a/sequential/vector.hpp b/sequential/vector.hpp
index 2a19be2..53015b5 100644
--- a/sequential/vector.hpp
+++ b/sequential/vector.hpp
@@ -5,7 +5,7 @@
 template<class T>
 class Vector
 {
-protected:
+private:
 	T * data;
 	std::size_t size;